Eaton CB2033B120480A6 Pringle bolted switch - UL Listed
Part Number: CB2033B120480A6
Quick Summary
Eaton CB2033B120480A6 pressure contact switch provides high-current control for industrial power distribution. This design minimizes downtime by delivering reliable protection where outages can halt production. UL Listed with NEMA 1, 3R, 4, and 12 ratings ensures rugged operation in demanding environments, with optional ground fault relay and auxiliary contacts expanding protection. The combination of 2000 A and 480 V system capability supports large motors and feeders, while 120 V control simplifies integration with modern control circuits. Three-pole, bottom-feed construction and a handle sized for 6'6\" installations speed mounting in panels and switchgear.
Product Information
Extended Description
CB2033B120480A6 Eaton: Eaton pringle bolted pressure contact switch,Handle suitable for 6'6" requirements,2000A,120V,Bottom feed,No ground fault,480V,Three-pole,Three-wire,BFD with three on lights (does not trip),Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B120480A6
UPC
782116958054
Product Length/Depth
16 in
Product Height
32 in
Product Width
24 in
Product Weight
190 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Catalog Notes
OPTIONAL Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, Auxiliary Contact Provisions, AVAILABLE.
Feed type
Bottom
Fuse configuration
Bottom feed
Ground
No ground fault
Number Of Poles
Three-pole
Number of wires
3
Switch type
Electrical trip with charge-before-close mechanism
Type
Pringle bolted pressure contact switch
Amperage Rating
2000A
Control voltage
120 V
NEMA rating
NEMA 1, NEMA 3R, NEMA 4, NEMA 12
Protection
Fusible
System voltage
480 V
Voltage - max
480 V
Voltage rating
480 V
Special features
Handle suitable for 6'6" requirements
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB2033B120480A6
Feature: 2000 A amperage rating. Business impact: enables high-current applications without parallel devices, reducing cabinet congestion and installation time. Application: large motors and feeders in switchgear assemblies. Feature: 480 V system voltage with 120 V control. Business impact: simplifies control wiring and enables straightforward integration with standard low-voltage controls, cutting wiring complexity and commissioning time. Application: plant-wide motor control and power distribution requiring coordinated voltage levels. Feature: Fusible protection. Business impact: enhances fault energy management and selectivity, improving safety and reducing downstream equipment damage. Application: panelboards and disconnects in harsh environments. Feature: Three-pole, bottom-feed configuration. Business impact: streamlined wiring, easier maintenance, and reliable phase balance in compact panels. Application: panel-mounted protection devices and switchgear upgrades. Feature: UL Listed and NEMA ratings (1, 3R, 4, 12). Business impact: compliance with industry standards lowers qualification risk and improves field operability in varied environments. Application: industrial facilities with stringent enclosures and environmental requirements. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Auxiliary Contact Provisions. Business impact: extend protection coverage and monitoring, reducing nuisance trips and enabling predictive maintenance. Application: critical power paths and safety-critical machinery. Feature: Handle for 6'6" installation. Business impact: ergonomic, faster installation in restricted spaces. Application: retrofits and new builds with limited access clearances.
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FAQs
For proper installation, plan around the bottom-feed fuse configuration and three-pole wiring. Use the handle designed for 6'6" installations to ensure safe operation during mounting, and provide adequate panel clearance for serviceability. Verify enclosure ratings meet your environment and follow the optional auxiliary contact and auxiliary provisions as needed for interlocking and signaling.
The switch combines a 480 V system voltage with a 120 V control voltage, supporting high-current line conductors while using standard low-voltage control circuitry. This arrangement reduces complexity in control cabinet design, simplifies wiring, and improves compatibility with common motor starters and control relays used in industrial plants.
This device is UL Listed and rated for multiple NEMA enclosures (NEMA 1, 3R, 4, 12), signaling strong protection against dust, water, and corrosion in many environments. Optional features like Ground Fault Relay and Auxiliary Contacts broaden compliance coverage and enable enhanced safeguarding for critical processes.
Fusible protection provides intentional fault current interruption, improving selectivity and protecting downstream equipment. Regular fuse inspection, replacement after fault events, and coordinated fuse ratings with system voltage and amperage are essential. This approach reduces the risk of collateral damage and supports safer, predictable maintenance cycles.
The high-current capability and rugged UL Listed/NEMA-rated build reduce downtime by limiting unexpected trips and failures. With proper preventive maintenance and the option to add features like Ground Fault Relay, you can expect lower maintenance costs and longer intervals between major replacements, contributing to a favorable total cost of ownership and faster panel commissioning.